HW10Soln - Problem 5.15 Need to write momentum balances in...

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Unformatted text preview: Problem 5.15 Need to write momentum balances in both the x and y directions. X-component 1 2 1 1 2 2 2 2 2 2 1 1 A V Cos A V F Cos A P A P x ρ θ ρ θ − = + − ( ) 1 2 2 2 1 1 V Cos V Q F Cos A P A P x − = + − θ ρ θ ( ) s kg s m m m kg m 848 12 3 . 4 1000 2 3 = = π & ( ) ( ) s m m m s m V 5 . 7 38 . 4 3 . 4 12 2 2 2 = = π π ( ) ( ) ( ) ( ) ° ⎟ ⎠ ⎞ ⎜ ⎝ ⎛ + ⎟ ⎠ ⎞ ⎜ ⎝ ⎛ − ⎟ ⎠ ⎞ ⎜ ⎝ ⎛ − ° = 30 38 . 4 10 145 3 . 4 10 128 12 30 5 . 7 848 2 3 2 3 Cos m Pa x m Pa x s m Cos s m s kg F x π π N F x 510 = N F R x x 510 − = − = Y-component θ ρ θ Sin A V F Sin A P y 2 2 2 2 2 2 = + − θ θ ρ Sin A P Sin A V F y 2 2 2 2 2 2 + = ( ) ( ) ( ) ° ⎟ ⎠ ⎞ ⎜ ⎝ ⎛ + ⎟ ⎠ ⎞ ⎜ ⎝ ⎛ ° = 30 38 . 4 10 145 30 5 . 7 848 2 3 Sin m Pa x Sin s m s kg F y π N F y 11400 = N F R y y 11400 − = − = Problem 5.20 Steady flow, analyze for angular momentum in z-direction (axial) ( ) ⎥ ⎦ ⎤ ⎢ ⎣ ⎡ • ⊗ ∫∫ CS z r M dA V = z n v ρ m V = 2 z...
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This note was uploaded on 09/07/2009 for the course CBME Kinetics & taught by Professor Lobban during the Spring '09 term at The University of Oklahoma.

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HW10Soln - Problem 5.15 Need to write momentum balances in...

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